SIZE_Bx            56 lib/lua/lopcodes.h #if SIZE_Bx < LUAI_BITSINT-1
SIZE_Bx            57 lib/lua/lopcodes.h #define MAXARG_Bx        ((1<<SIZE_Bx)-1)
SIZE_Bx            96 lib/lua/lopcodes.h #define GETARG_Bx(i)	(cast(int, ((i)>>POS_Bx) & MASK1(SIZE_Bx,0)))
SIZE_Bx            97 lib/lua/lopcodes.h #define SETARG_Bx(i,b)	((i) = (((i)&MASK0(SIZE_Bx,POS_Bx)) | \
SIZE_Bx            98 lib/lua/lopcodes.h 		((cast(Instruction, b)<<POS_Bx)&MASK1(SIZE_Bx,POS_Bx))))